CVE-2024-52798

CVE-2024-52798 is a high-severity vulnerability with a CVSS 4.0 base score of 7.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1333.

Key facts

Description

path-to-regexp turns path strings into a regular expressions. In certain cases, path-to-regexp will output a regular expression that can be exploited to cause poor performance. The regular expression that is vulnerable to backtracking can be generated in the 0.1.x release of path-to-regexp. Upgrade to 0.1.12. This vulnerability exists because of an incomplete fix for CVE-2024-45296.

Frequently asked questions

What is CVE-2024-52798?
path-to-regexp turns path strings into a regular expressions. In certain cases, path-to-regexp will output a regular expression that can be exploited to cause poor performance. The regular expression that is vulnerable to backtracking can be generated in the 0.1.x release of path-to-regexp. Upgrade to 0.1.12. This vulnerability exists because of an incomplete fix for CVE-2024-45296.
How severe is CVE-2024-52798?
CVE-2024-52798 has a CVSS 4.0 base score of 7.7, rated high severity.
Is CVE-2024-52798 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-52798?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-52798 have an EU (EUVD) identifier?
Yes. CVE-2024-52798 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3506.
When was CVE-2024-52798 published?
CVE-2024-52798 was published on 2024-12-05 and last updated on 2026-06-17.

References

Other CWE-1333 vulnerabilities

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